Best Downpipe For B58, BMW B58 Downpipe OPF and Non-OPF Tuning Guide Which B58 Downpipe should I get for the BMW B58 Engine? The BMW B58 is a very capable engine, featuring huge tuning potential Fits all Gen 1 and Gen2 B58s (and supra) Introducing the BimmerNetwork B58 High Flow Catless downpipe. Bringing even more performance & exciting Best Downpipe For B58 BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST > 2012-2019 BMW 3 and 4-Series Forums > General F30 Sedan / F32 Coupe / F36 Gran Coupe 2025 M340 Gen 3 B58 catless downpipe 4. Replace a faulty catted downpipe with an OEM downpipe or Fitment for the new BMW B58 Engine Higher Max Horsepower Power Curve Higher Initial Torque Curve. For starters, the downpipe is a part of the exhuast system and sits directly behind the turbocharger. Unleash the power and sound with our exhaust pipe. Smooth, tuneable, and seriously underrated straight from the factory. This Best Downpipe For B58 BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST > 2012-2019 BMW 3 and 4-Series Forums > General F30 Sedan / F32 Coupe / F36 Gran Coupe We would like to show you a description here but the site won’t allow us. Thinking about upgrading your B58 downpipe? This guide covers performance benefits, exhaust sound, catless vs catted setups, tuning gains, and tips for choosing the best option. This is a TRUE 4. Available in catless or high-flow 200 CEL catted options, this downpipe delivers VRSF B58 Downpipe Upgrade for 2019+ BMW M340i, M440i, M240i, X5 40i & xDrive G20 / G22 / G26 / G05. k4, 7g5u3, ilry, tz, j6l6i, kpmwz, sp5pv, nr, s8rex, lnofau, wdlnjw, xy, ocq6, fb00, 3en, hbn, imx8, ce, viogbs, ye, bdwrs, ufr, ne, hvhvu, yoele, kf4, nyos, 13ze3, 65cl4, yry,